【www.gdgbn.com--网页配色】
网页特效 cookie读取与设置操作实例
/*读写cookie*/
function readcookie(name)
{
var cookievalue = "";
var search = name + "=";
if(document.cookie.length > 0)
{
offset = document.cookie.indexof(search);
if (offset != -1)
{
offset += search.length;
end = document.cookie.indexof(";", offset);
if (end == -1) end = document.cookie.length;
cookievalue = unescape(document.cookie.substring(offset, end))
}
}
return cookievalue;
}
// example:
// writecookie("mycookie", "my name", 24);
// stores the string "my name" in the cookie "mycookie" which expires after 24 hours.
function writecookie(name, value, hours)
{
var expire = "";
if(hours != null)
{
expire = new date((new date()).gettime() + hours * 3600000);
expire = "; expires=" + expire.togmtstring();
}
document.cookie = name + "=" + escape(value) + expire;
}